OMAP_I2C_DATA_REG
w = omap_i2c_read_reg(omap, OMAP_I2C_DATA_REG);
omap_i2c_write_reg(omap, OMAP_I2C_DATA_REG, w);
[OMAP_I2C_DATA_REG] = 0x07,
[OMAP_I2C_DATA_REG] = 0x9c,
w = omap_i2c_read_reg(omap, OMAP_I2C_DATA_REG);
omap_i2c_write_reg(omap, OMAP_I2C_DATA_REG, w);